Game Options > iOS > Images needs new additions for iPhone XS Max (6.5" screen) and the new iPad Pro (12.9" screen). Apple list both of these devices on the store page for apps and expects splash screens and icons for them.

It's worth checking other recent iPhone/iPad device releases at the same time.

Steps To Reproduce

1. Start the IDE and create/opn any project.
2. Open Game Options > iOS > Images.
3. Observe the lack of options for the devices mentioned.